Pepper Flash settings integration: add UI for "deauthorize content licenses".

chrome/browser/plugin_data_remover_helper.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/plugin_data_remover_helper.h"
 
-#include <string>
-
-#include "base/bind.h"
 #include "chrome/browser/plugin_prefs.h"
-#include "chrome/browser/prefs/pref_service.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/notification_source.h"
 #include "content/public/browser/plugin_data_remover.h"
-#include "content/public/browser/plugin_service.h"
 #include "webkit/plugins/webplugininfo.h"
 
-using content::BrowserThread;
-using content::PluginService;
-
-PluginDataRemoverHelper::PluginDataRemoverHelper()
-    : profile_(NULL),
-      ALLOW_THIS_IN_INITIALIZER_LIST(factory_(this)) {}
+PluginDataRemoverHelper::PluginDataRemoverHelper(const char* pref_name)
+    : pref_name_(pref_name) {
+}
 
 PluginDataRemoverHelper::~PluginDataRemoverHelper() {
 }
 
-void PluginDataRemoverHelper::Init(const char* pref_name,
-                                   Profile* profile,
-                                   content::NotificationObserver* observer) {
-  pref_.Init(pref_name, profile->GetPrefs(), observer);
-  profile_ = profile;
-  registrar_.Add(this, chrome::NOTIFICATION_PLUGIN_ENABLE_STATUS_CHANGED,
-                 content::Source<Profile>(profile));
-  StartUpdate();
-}
-
 // static
 bool PluginDataRemoverHelper::IsSupported(PluginPrefs* plugin_prefs) {
   std::vector<webkit::WebPluginInfo> plugins;
   content::PluginDataRemover::GetSupportedPlugins(&plugins);
   for (std::vector<webkit::WebPluginInfo>::const_iterator it = plugins.begin();
        it != plugins.end(); ++it) {
     if (plugin_prefs->IsPluginEnabled(*it))
       return true;
   }
   return false;
 }
 
-void PluginDataRemoverHelper::Observe(
-    int type,
-    const content::NotificationSource& source,
-    const content::NotificationDetails& details) {
-  if (type == chrome::NOTIFICATION_PLUGIN_ENABLE_STATUS_CHANGED) {
-    StartUpdate();
-  } else {
-    NOTREACHED();
-  }
+const char* PluginDataRemoverHelper::GetPrefName() const {
+  return pref_name_.c_str();
 }
 
-void PluginDataRemoverHelper::StartUpdate() {
-  PluginService::GetInstance()->GetPlugins(
-      base::Bind(&PluginDataRemoverHelper::GotPlugins, factory_.GetWeakPtr(),
-                 PluginPrefs::GetForProfile(profile_)));
+bool PluginDataRemoverHelper::CalculatePrefValue(PluginPrefs* plugin_prefs) {
+  return IsSupported(plugin_prefs);
 }
-
-void PluginDataRemoverHelper::GotPlugins(
-    scoped_refptr<PluginPrefs> plugin_prefs,
-    const std::vector<webkit::WebPluginInfo>& plugins) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  bool supported = IsSupported(plugin_prefs);
-  // Set the value on the PrefService instead of through the PrefMember to
-  // notify observers if it changed.
-  profile_->GetPrefs()->SetBoolean(pref_.GetPrefName().c_str(), supported);
-}